USGS reporting three earthquakes struck near Pleasant Hill

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Monday, May 4, 2015

PLEASANT HILL, Calif. (KGO) -- Three earthquakes struck Contra Costa County within the span of 15 minutes this afternoon, according to the U.S. Geological Survey.

The first earthquake recorded at 3:01 p.m. had a preliminary magnitude of 2.5 and had a depth of 8 miles, USGS officials said.

The quake was in an area 1 mile south of Concord, 2 miles northeast of Pleasant Hill and 4 miles north-northeast of Walnut Creek, USGS officials said.

A second temblor with a preliminary magnitude of 4.0 that struck in the same area as the first one has been downgraded to a magnitude of 3.6.

The third quake occurred a minute later with a preliminary magnitude of 2.7 and a depth of 8.1 miles in the same region, USGS officials


Click here for a look at the latest quakes to hit the Bay Area.

Stay with ABC7 News for the latest details on this developing story.

ABC7 News contributed to this story.